wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 BUG: MAX_LOCKDEP_CHAINS too low! turning off the locking correctness validator. CPU: 0 PID: 4329 Comm: kworker/u4:10 Not tainted 5.15.173-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 Workqueue: phy18 ieee80211_iface_work Call trace: dump_backtrace+0x0/0x530 arch/arm64/kernel/stacktrace.c:152 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:216 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x108/0x170 lib/dump_stack.c:106 dump_stack+0x1c/0x58 lib/dump_stack.c:113 lookup_chain_cache_add kernel/locking/lockdep.c:3735 [inline] validate_chain kernel/locking/lockdep.c:3756 [inline] __lock_acquire+0x1b64/0x7638 kernel/locking/lockdep.c:5012 lock_acquire+0x240/0x77c kernel/locking/lockdep.c:5623 fs_reclaim_acquire+0x11c/0x1d0 mm/page_alloc.c:4597 might_alloc include/linux/sched/mm.h:206 [inline] slab_pre_alloc_hook+0x38/0xe8 mm/slab.h:492 slab_alloc_node mm/slub.c:3134 [inline] slab_alloc mm/slub.c:3228 [inline] __kmalloc+0xc0/0x4c8 mm/slub.c:4403 kmalloc include/linux/slab.h:596 [inline] kzalloc include/linux/slab.h:721 [inline] ieee80211_alloc_chanctx net/mac80211/chan.c:555 [inline] ieee80211_new_chanctx+0x17c/0x44c net/mac80211/chan.c:613 ieee80211_vif_use_channel+0x754/0x940 net/mac80211/chan.c:1696 __ieee80211_sta_join_ibss+0x548/0x1560 net/mac80211/ibss.c:304 ieee80211_sta_create_ibss+0x2e8/0x610 net/mac80211/ibss.c:1351 ieee80211_sta_find_ibss net/mac80211/ibss.c:1481 [inline] ieee80211_ibss_work+0xc3c/0x1230 net/mac80211/ibss.c:1710 ieee80211_iface_work+0x9d0/0xa80 net/mac80211/iface.c:1532 process_one_work+0x790/0x11b8 kernel/workqueue.c:2310 worker_thread+0x910/0x1034 kernel/workqueue.c:2457 kthread+0x37c/0x45c kernel/kthread.c:334 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870